Hadsar fort is among the many forts in Junnar region of Pune district which were meant for protection of the ancient commercial trade route from Mawal region to Kalyan via Naneghat.

This fort was mentioned in the Treaty of Purandar between King Shivaji and Moghuls.

The entrance gate, rooms for sentries, water cisterns, steps to the fort are all chiselled from single rock.

There are stone cut idols of Ganesh, Garud and Hanuman in the temple.

There are rock-cut holds and thrust to rely upon, but is a very difficult yet thrilling experience.